Class: Primary 3
Term: 1st Term
Week: 2
Age: 8 years
Period:
Duration: 40 minutes
Date:
Subject: Basic Science & Technology
Curriculum Theme: Computer Studies
Topic: HISTORY OF COMPUTER – (2)
Content: Later developments of Computers: Abacus, Calculator
Specific Objectives:
By the end of the lesson, pupils should be able to:
- Describe and Identify an Abacus.
- Demonstrate counting using an abacus and electronic calculator.
- Define a calculator.
Reference Materials:
- 9 – Years Basic Education Curriculum
- Abuja Educational Resource Centre Scheme of work
- NAPPS National Unified Scheme of Work
- Course Book
- Online Information
- Textbooks (List your relevant textbook here)
Instructional Materials:
- Abacus
- Electronic calculator
- Visual aids (pictures of abacus and calculator)
Rationale for the Lesson:
Understanding the history of computers, including early counting devices, is essential for appreciating the evolution of technology in daily life.
Prerequisite/Previous Knowledge:
Pupils should have basic numeracy skills and an understanding of simple tools.
INSTRUCTIONAL PROCEDURES:
Content Development: History of Computers – (2)
| Step | Time | Teaching Method | Teacher’s Points/Activities | Pupils’ Activities |
|---|---|---|---|---|
| Introduction | 5 mins | Discussion | – Explain the topic: History of Computers – Mention that last time, we talked about the earliest forms of computers. – Tell pupils that today, we will discuss later developments: Abacus and Calculator. | – Listen attentively. – Show interest and curiosity. |
| Abacus | 10 mins | Demonstration | – Define and describe an Abacus. – Explain that it’s an early mechanical counting device with beads used for calculations. – Demonstrate how to use the Abacus for basic addition and subtraction. | – Watch and pay attention. – Ask questions if needed. |
| Calculator | 10 mins | Discussion | – Define a calculator and explain its function. – Demonstrate how to use a basic electronic calculator for simple calculations. | – Observe and listen carefully. – Try to use a calculator under teacher’s guidance. |
| Note Taking | 5 mins | Writing | – Provide pupils with a concise note summarizing the lesson’s key points. – Pupils copy the note into their notebooks. | – Write down the provided notes. |
| Evaluation | 5 mins | Question and Answer | – Ask questions related to the objectives to test pupils’ understanding. – Encourage pupils to participate and answer questions. | – Respond to questions. – Attempt to answer the questions. |
| Conclusion | 5 mins | Recap | – Summarize the main points of the lesson. – Emphasize the importance of understanding the history of computers. | – Listen to the summary. – Understand the importance of the topic. |
Note to Pupils:
History of Computers – 2
Abacus: An Abacus is an early counting tool with beads.
Calculator: A calculator is an electronic device used for calculations.
Evaluation:
- What is an Abacus used for?
- Can you name an early mechanical counting device?
- How do you use a calculator for addition?
Note to Teachers:
Customize the lesson content, teaching methods, and pupil activities to suit your teaching style, curriculum, and available resources.
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